<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <script>
    // var arr = [];
    // for (var i = 0; i < 2; i++) {
    //   arr[i] = function () {
    //     console.log(i);
    //   }
    // }

    // arr[0]();
    // arr[1]();


    var arr = [];
    for (let i = 0; i < 2; i++) {
      arr[i] = function () {
        console.log(i);
      }
    }

    var i = 10;
    arr[0]();
    arr[1]();
  </script>
</body>

</html>